PLACE evaporated milk, LA LECHERA, eggs and cinnamon in blender; cover. Blend for 5 seconds. Pour into prepared pan; cover lightly with foil. Place pan in large roasting pan; fill roasting pan with warm water to about 1-inch depth.

BAKE for 50 minutes or until knife inserted near center comes out clean. Remove flan from water. Cool on wire rack. Refrigerate for 4 hours or overnight.

TO SERVE, run small spatula around edge of pan. Invert serving plate over pan. Turn over; shake gently to release.